Pegasus Airlines 737 overshoots

Pegasus Airlines 737 overshoots

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Discussion

anonymous-user

54 months

Sunday 14th January 2018
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Robertj21a said:
If - a big IF - this slid down into the water would it float (assuming no enormous holes underneath) ?
Certainly initially. It’s a mainly airtight tube obviously with a few small openings and valves etc.

red_slr

Original Poster:

17,231 posts

189 months

Sunday 14th January 2018
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Loads of runway left so something strange happened looked like it started to turn left with about 600ft remaining. I wonder if they landed long and then got on the brakes a bit hard rather than going round and managed to get a tank slapper going.

Podie

46,630 posts

275 months

Sunday 14th January 2018
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Spotted this on the Beeb news... so came here to see what the real reason is :heheL

48k

13,078 posts

148 months

Sunday 14th January 2018
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There's a skid mark on the runway that's at quite an angle from the straight-ahead (still, nothing compared to the skidmarks in the PF underpants I'm sure). Given the starboard engine has ended up detached and quite a way forward of the aircraft at a time when the aircraft was presumable at taxi speed, I'm wondering if there has been some sort of sudden malfunction with the engine.
I'm sure once the crew have clean underwear on we will find out what happened.

eldar

21,740 posts

196 months

Sunday 14th January 2018
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How are they going to recover it?

anonymous-user

54 months

Sunday 14th January 2018
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eldar said:
How are they going to recover it?
Given that impact, i suspect the airframe is effectively now scrap, so a few winches and a couple of these:



ought to do it!

Mr E

21,616 posts

259 months

Sunday 14th January 2018
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If you ingested a bird during the engine braking, would that produce an asymmetric reverse thrust that could result in the plane exiting stage left?

anonymous-user

54 months

Sunday 14th January 2018
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Given it seems to have veered off the r/way a good distance down it (And therefore at (relatively) low speed) could it have been an u/c failure? The marks on the r/w and grass suggest a sudden divergence from straight ahead. ie in the width of the r/way, it was already heading away from the c/l by 30deg or so? (Might also explain the engine separation if the a/c effectively was sitting on the engine, and without any wheel brakes on the port side, the a/c would have yawed heavily towards the sea side (oh we all do like to go to the sea side..... ;-)

karma mechanic

728 posts

122 months

Sunday 14th January 2018
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48k said:
There's a skid mark on the runway that's at quite an angle from the straight-ahead
That looks like a couple of people standing there to me. No other marks on the runway, but then it was wet at the time. Plenty of marks on the grass.

Prawo Jazdy

4,946 posts

214 months

Sunday 14th January 2018
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Mr E said:
If you ingested a bird during the engine braking, would that produce an asymmetric reverse thrust that could result in the plane exiting
Probably not. The steering is more than capable of keeping directional control with a reverser failure. Think about it - forward thrust is more powerful, and aircraft have to be able to keep directional control after a power unit failure during take off, so the thrust assymetry with a failure in reverse is likely to be less.

As for the person suggesting a 'tankslapper' - I can't see how that's possible.

MitchT

15,865 posts

209 months

Sunday 14th January 2018
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Bloody good job there wasn't a fire! 160 odd panicked people rushing to escape a steeply angled and burning plane only to find themselves on a steep slope with a loose surface and the sea at the bottom!

red_slr

Original Poster:

17,231 posts

189 months

Sunday 14th January 2018
quotequote all
Prawo Jazdy said:
As for the person suggesting a 'tankslapper' - I can't see how that's possible.
Oh really...

https://www.youtube.com/watch?v=roS6oFjCDhc&t=...

Add in a wet runway..

MarkwG

4,848 posts

189 months

Sunday 14th January 2018
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48k said:
...was presumable at taxi speed...
very unlikely it was moving at taxi speed.

Prawo Jazdy

4,946 posts

214 months

Sunday 14th January 2018
quotequote all
red_slr said:
Prawo Jazdy said:
As for the person suggesting a 'tankslapper' - I can't see how that's possible.
Oh really...

https://www.youtube.com/watch?v=roS6oFjCDhc&t=...

Add in a wet runway..
Well, I’m no biker, but that’s not what springs to my mind when someone says ‘tank slapper’. That aside, the movement in the video isn’t caused by getting on the brakes too hard, or whatever - the thing was still in the air when it started.

ukaskew

10,642 posts

221 months

Sunday 14th January 2018
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I wonder how long it took to disembark everyone and get them to the top of that slope, it's seriously steep and presumably slippy. I imagine only the reasonably fit stood a chance of getting away from the plane unaided.

CrutyRammers

13,735 posts

198 months

Sunday 14th January 2018
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When I saw the headline, I didn't bother reading, "skidded off runway" I thought, meh, just went onto some grass. I did NOT expect that!

dvs_dave

8,622 posts

225 months

Monday 15th January 2018
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Max_Torque said:
Given it seems to have veered off the r/way a good distance down it (And therefore at (relatively) low speed) could it have been an u/c failure? The marks on the r/w and grass suggest a sudden divergence from straight ahead. ie in the width of the r/way, it was already heading away from the c/l by 30deg or so? (Might also explain the engine separation if the a/c effectively was sitting on the engine, and without any wheel brakes on the port side, the a/c would have yawed heavily towards the sea side (oh we all do like to go to the sea side..... ;-)
If a piss take, very good. If not, who are you trying to Impress?


jjohnson23

699 posts

113 months

Monday 15th January 2018
quotequote all
48k said:
There's a skid mark on the runway that's at quite an angle from the straight-ahead (still, nothing compared to the skidmarks in the PF underpants I'm sure). Given the starboard engine has ended up detached and quite a way forward of the aircraft at a time when the aircraft was presumable at taxi speed, I'm wondering if there has been some sort of sudden malfunction with the engine.
I'm sure once the crew have clean underwear on we will find out what happened.
I imagine that's not the only skid mark in this case.

wolfracesonic

6,992 posts

127 months

Monday 15th January 2018
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One for the pilots: What would you do with the passengers after the plane had come to a stop; Get them off straight away, possible fire etc. but if they do they might injure themselves on the terrain or fall in to the sea and be eaten by killer sharks; or tell them to stay put while recue teams turn up to evacuate them safely? Probably isn't in the manual I'm guessing.

red_slr

Original Poster:

17,231 posts

189 months

Monday 15th January 2018
quotequote all
I am pretty sure its company specific and each company has their own rules and SOP.
I did note from the photos there was only one slide deployed (over wing) which makes me think they sent everyone out that one exit and the rear most doors were probably opened later.